Inventor
Tetsuro Konno
Inventor
Tokyo, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Hprimary
H03HImpedance networks, e.g. resonant circuits27%
G03GElectrography18%
H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner18%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses18%
G04FTime-interval measuring9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
PatentTitleYear
4,797,695'Electrophotographic recording system'19894,709,218'Overtone crystal oscillator'19874,678,313'Electrophotographic recording apparatus'19874,583,059'Adjustable frequency crystal oscillator with temperature compensation'19864,376,919'Circuitry for switching effective electrode area on a crystal in a crystal oscillator to vary the oscillation frequency'19834,370,584'Electrode configuration for thickness-shear mode piezoelectric vibrator'19834,262,227'Thickness-shear piezo-electric vibrator with additional mass for mode suppression'19814,211,947'Thickness-shear mode quartz oscillator with an added non-circular mass'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–1989Patents assigned to SEIKOSHA KK (8)· patent assignee history
1980–1989Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SEIKOSHA KK | 8 | 1980–1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 8 | 1980–1989 |